Infiniti G35 (V35) Sedan. Manual — part 1257
SRC-176
< COMPONENT DIAGNOSIS >
B1202, B1203, B1204, B1205, B1206, B1207 DIAGNOSIS SENSOR UNIT
>> GO TO 3.
3.
DTC CODE
If DTC is detected. Refer to
>> END
DTC CONFIRMATION PROCEDURE (Without CONSULT-lll)
NOTE:
• SRS will not enter diagnosis mode if no malfunction is detected in user mode.
1.
IGNITION SWITCH
Turn ignition switch ON.
>> GO TO 2.
2.
USER MODE-DIAG MODE
After air bag warning lamp illuminates for 7 seconds, turn ignition switch OFF within 1 second.
>> GO TO 3.
3.
USER MODE-DIAG MODE
Wait more than 3 seconds.
>> GO TO 4.
4.
USER MODE-DIAG MODE
Repeat step 1 to 3 twice. (Perform three times in all.)
>> GO TO 5.
5.
DIAG MODE
Turn ignition switch ON. (SRS is now in diagnosis mode.)
>> GO TO 6.
6.
DIAG MODE (AIR BAG WARNING LAMP)
Malfunctioning portion is indicated according to blinking times of air bag warning lamp. Refer to
>> END
Diagnosis Procedure (Component diagnosis)
INFOID:0000000000959755
B1202, B1203, B1204, B1205, B1206, B1207 DIAGNOSIS SENSOR UNIT
SRC-177
< COMPONENT DIAGNOSIS >
C
D
E
F
G
I
J
K
L
M
A
B
SRC
N
O
P
With CONSULT-lll
CAUTION:
• Before servicing, turn ignition switch OFF, disconnect both battery terminals and wait at least 3 min-
utes. (To discharge backup capacitor.)
• Do not use unspecified tester or other measuring device.
DIAGNOSTIC PROCEDURE
1.
CHECK HARNESS CONNECTOR
Check the harness connector.
Are connections of harness connectors and terminals correct?
YES
>> GO TO 2.
NO
>> Repair or replace harness connectors.
2.
CHECK WIRING HARNESS
Check the wiring harness.
Is the outside of wiring harness normal, without any damage?
YES
>> GO TO 3.
NO
>> Replace wiring harness.
3.
CHECK DIAGNOSIS SENSOR UNIT
Check the displayed on CONSULT-lll?
Is “DIAGNOSIS SENSOR UNIT” displayed on CONSULT-lll?
YES
>> Replace diagnosis sensor unit (ACU).
>> INSPECTION END.
SRC-178
< COMPONENT DIAGNOSIS >
B1209 FRONTAL COLLISION DETECTION
B1209 FRONTAL COLLISION DETECTION
Description
INFOID:0000000000959756
DTC B1209 FRONTAL COLLISION DETECTION
If the components that are not activated in frontal collision are reused, they should be checked for damage by
CONSULT-lll or air bag warning lamp. Repair or replace malfunctioning components.
OPERATION
The air bag and seat belt pre-tensioners for driver and front seat passenger are operated by the decision of
the diagnosis sensor unit out signaltransmitted because of the frontal collision.
STRUCTURE
It consists of crash zone sensor, diagnosis sensor unit (ACU), air bags and seat belt pre-tensioners for drivers
and front passenger.
INSTALLATION
Refer to
SR-14, "Removal and Installation"
SR-16, "Removal and Installation"
,
SR-10, "Removal and Installation"
SB-5, "SEAT BELT RETRACTOR : Removal and Installation"
.
DTC Logic
INFOID:0000000000959757
DTC DETECTION LOGIC
With CONSULT-lll
DTC No. Index (“SELF-DIAG [CURRENT]”), (“SELF-DIAG [PAST]” or “TROUBLE DIAG RECORD”)
DTC CONFIRMATION PROCEDURE (With CONSULT-lll)
1.
IGNITION SWITCH
Turn ignition switch ON.
>> GO TO 2.
2.
CONSULT-LLL
Select “DIAG MODE” with CONSULT-lll.
>> GO TO 3.
3.
DTC CODE
If DTC is detected. Refer to
>> END
Diagnosis Procedure (Component diagnosis)
INFOID:0000000000959758
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B1209
FRONTAL COLLISION
DETECTION
Seat belt pretensioner, front air bag is
deployed.
• Go to
B1209 FRONTAL COLLISION DETECTION
SRC-179
< COMPONENT DIAGNOSIS >
C
D
E
F
G
I
J
K
L
M
A
B
SRC
N
O
P
With CONSULT-lll
CAUTION:
• Before servicing, turn ignition switch OFF, disconnect both battery terminals and wait at least 3 min-
utes. (To discharge backup capacitor.)
• Do not use unspecified tester or other measuring device.
DIAGNOSTIC PROCEDURE
1.
CHECK FOR FRONT “AIR BAG”
Check the driver or passenger side air bag.
Is the “AIR BAG” module deployed?
YES
>> Replace “”
NO
>> Replace, if there are any malfunction signs checking with CONSULT-lll.
2.
CHECK FOR "SEAT BELT" PRE-TENSIONER
Check the seat belt pre-tensioner.
Is the “SEAT BELT” pre-tensioner activated?
YES
>> Replace “SEAT BELT” pre-tensioner.
NO
>> Replace, if there are any malfunction signs checking with CONSULT-lll.
3.
CHECK FOR “AIR BAG” DIAGNOSIS SENSOR UNIT
Check the diagnosis sensor unit.
Is the “AIR BAG” module and/or “SEAT BELT” pre-tensioner activated?
YES
>> Replace diagnosis sensor unit (ACU).
NO
>> Replace, if there are any malfunction signs checking with CONSULT-lll.
4.
CHECK FOR STEERING WHEEL
Check the steering wheel.
Is the steering wheel normal, without any damage?
YES
>> Replace, if there are any visible signs of damage. (dents, tears or deformation)
NO
>> Replace steering wheel.
5.
CHECK FOR SPIRAL CABLE
Check the spiral cable.
Is the spiral cable normal, without excessive heavy operation force, abnormal noise or damage?
YES
>> The spiral cable used again.
NO
>> Replace spiral cable.
6.
CHECK FOR WIRING HARNESS
Check the wiring harness.
Is the wiring harness normal, without any damage?
YES
>> Replace, if there are any visible signs of damage. (dents, tears or deformation)
NO
>> Replace wiring harness or harness connector.
7.
CHECK FOR INSTRUMENT PANEL
Check the instrument panel (passenger side).
Is the side “AIR BAG” module activated?
YES
>> Replace instrument panel.
NO
>> Replace, if there are any visible signs of damage. (dents, tears or deformation)
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